JPH01132326U - - Google Patents
Info
- Publication number
- JPH01132326U JPH01132326U JP2927988U JP2927988U JPH01132326U JP H01132326 U JPH01132326 U JP H01132326U JP 2927988 U JP2927988 U JP 2927988U JP 2927988 U JP2927988 U JP 2927988U JP H01132326 U JPH01132326 U JP H01132326U
- Authority
- JP
- Japan
- Prior art keywords
- reamer
- tip
- blades
- angle
- cutting edge
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Landscapes
- Milling, Broaching, Filing, Reaming, And Others (AREA)
Description
第１図は、この考案のリーマの先端部分の側面
図、第２図は、同じくリーマのテーパ部分を拡大
して示す側面図である。
１…刃部、２…刃溝、３ａ，３ｂ，３ｃ…ニツ
ク、４ａ，４ｂ，４ｃ，４ｄ…分割刃部、５…切
れ刃。
FIG. 1 is a side view of the distal end portion of the reamer of this invention, and FIG. 2 is an enlarged side view showing the tapered portion of the reamer. DESCRIPTION OF SYMBOLS 1...Blade part, 2...Blade groove, 3a, 3b, 3c...Nick, 4a, 4b, 4c, 4d...Divided blade part, 5...Cutting edge.
Claims (1)
向に向けて緩やかに傾斜する食付き角αの複数の
テーパ状刃部を備えたリーマにおいて、前記刃部
に各々複数個のニツクを円周方向に対応して形成
するとともに、このニツクに対面する各分割刃部
先端に左ねじれの角βの切れ刃を形成したことを
特徴とするリーマ。 In a reamer equipped with a plurality of tapered blades divided by an axial blade groove and having a biting angle α that gently slopes toward the tip, each of the blades is provided with a plurality of nicks in a circle. A reamer characterized in that the reamer is formed to correspond to the circumferential direction, and a cutting edge with a left-handed helix angle β is formed at the tip of each segmented blade portion facing the reamer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988029279U JPH0634900Y2 (en) | 1988-03-04 | 1988-03-04 | Reamer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988029279U JPH0634900Y2 (en) | 1988-03-04 | 1988-03-04 | Reamer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01132326U true JPH01132326U (en) | 1989-09-08 |
| JPH0634900Y2 JPH0634900Y2 (en) | 1994-09-14 |
Family
ID=31253349
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988029279U Expired - Lifetime JPH0634900Y2 (en) | 1988-03-04 | 1988-03-04 | Reamer |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0634900Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014087856A (en) * | 2012-10-29 | 2014-05-15 | Aisin Aw Co Ltd | Hole drilling tool |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4983089A (en) * | 1972-12-14 | 1974-08-09 | ||
| JPS50119085U (en) * | 1974-03-13 | 1975-09-29 | ||
| JPS5114147U (en) * | 1974-07-12 | 1976-02-02 | ||
| JPS55101323A (en) * | 1979-01-31 | 1980-08-02 | Sanpo Seisakusho:Kk | Reamer |
-
1988
- 1988-03-04 JP JP1988029279U patent/JPH0634900Y2/en not_active Expired - Lifetime
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4983089A (en) * | 1972-12-14 | 1974-08-09 | ||
| JPS50119085U (en) * | 1974-03-13 | 1975-09-29 | ||
| JPS5114147U (en) * | 1974-07-12 | 1976-02-02 | ||
| JPS55101323A (en) * | 1979-01-31 | 1980-08-02 | Sanpo Seisakusho:Kk | Reamer |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014087856A (en) * | 2012-10-29 | 2014-05-15 | Aisin Aw Co Ltd | Hole drilling tool |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0634900Y2 (en) | 1994-09-14 |